The beet armyworm, Spodoptera exigua (Hubner), is a polyphagous pest with worldwide distribution mainly in tropical and subtropical regions.
从80年代中后期开始，甜菜夜蛾连续多年在我国各省份爆发成灾，成为农业生产上的一种灾难性害虫。
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| 词汇 | Exigua |
| 分类 | 英语词汇 英语翻译词典 |
| 释义 |
Exigua
英语例句库
The beet armyworm, Spodoptera exigua (Hubner), is a polyphagous pest with worldwide distribution mainly in tropical and subtropical regions. 从80年代中后期开始，甜菜夜蛾连续多年在我国各省份爆发成灾，成为农业生产上的一种灾难性害虫。
英语百科
ExiguaExigua (synonym: Brassicicephalus) is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 497 million years ago during the Dresbachian faunal stage of the late Cambrian Period. Exigua is only known from the central part of the headshield or cranidium, so free cheeks (or librigenae), thorax and pygidium are unknown. |
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